pH (0-14) 
        What's this?
        7.6
      
    Rideau Ferry Marina : Big Rideau
Rideau Ferry, Ontario, Canada
      
      Observed by 
      Chris Hughes
    
  - Observed on: Mon, 28 Jul 2025 12:26:45 +0000
 - Testers Chris Hughes
 - 
      Associated with: 
Big Rideau Lake Association : Big Rideau Lake Water Quality - Lat: 44.8490193
 - Lng: -76.1448545
 
Observation report
See trends at this locationWater quality tests
Pending Quality Check from Water Rangers What's this?
        Dissolved oxygen  mg/L
        What's this?
        9.0
      
    
        Secchi depth m
        What's this?
        1.25
      
    
        Hardness mg/L
        What's this?
        0.0
      
    
        Alkalinity mg/L
        What's this?
        40.0
      
    
        Water depth  m
        What's this?
        1.25
      
    
        Conductivity  μS/cm
        What's this?
        233.0
      
    
        Air temperature °C
        What's this?
        29.0
      
    
        Water temperature °C
        What's this?
        25.9
      
    Weather
        Current weather What's this?
        
    
        Weather in previous 24 hours What's this?
        
    Latest photos
No photos uploaded.